ICD-10-CM
Congenital malformations, deformations and chromosomal abnormalities
Chapter 17, Q00-Q99. CDC FY2027 file dated June 16, 2026.
License. US government work, Public Domain Mark 1.0.
Categories
87 categories in this chapter. Open one, or page through every code below.
- Q00Anencephaly and similar malformations
- Q01Encephalocele
- Q02Microcephaly
- Q03Congenital hydrocephalus
- Q04Other congenital malformations of brain
- Q05Spina bifida
- Q06Other congenital malformations of spinal cord
- Q07Other congenital malformations of nervous system
- Q10Congenital malform of eyelid, lacrimal apparatus and orbit
- Q11Anophthalmos, microphthalmos and macrophthalmos
- Q12Congenital lens malformations
- Q13Congenital malformations of anterior segment of eye
- Q14Congenital malformations of posterior segment of eye
- Q15Other congenital malformations of eye
- Q16Congenital malform of ear causing impairment of hearing
- Q17Other congenital malformations of ear
- Q18Other congenital malformations of face and neck
- Q20Congenital malformations of cardiac chambers and connections
- Q21Congenital malformations of cardiac septa
- Q22Congenital malformations of pulmonary and tricuspid valves
- Q23Congenital malformations of aortic and mitral valves
- Q24Other congenital malformations of heart
- Q25Congenital malformations of great arteries
- Q26Congenital malformations of great veins
- Q27Other congenital malformations of peripheral vascular system
- Q28Other congenital malformations of circulatory system
- Q30Congenital malformations of nose
- Q31Congenital malformations of larynx
- Q32Congenital malformations of trachea and bronchus
- Q33Congenital malformations of lung
- Q34Other congenital malformations of respiratory system
- Q35Cleft palate
- Q36Cleft lip
- Q37Cleft palate with cleft lip
- Q38Other congenital malformations of tongue, mouth and pharynx
- Q39Congenital malformations of esophagus
51 more categories are in this chapter. Type a code or a term to open one.
Codes
A header groups codes and is not billed. A billable code is one you can report.
161 to 200 of 1,067
- Q22.4Congenital tricuspid stenosisBillable
- Q22.5Ebstein's anomalyBillable
- Q22.6Hypoplastic right heart syndromeBillable
- Q22.8Other congenital malformations of tricuspid valveBillable
- Q22.9Congenital malformation of tricuspid valve, unspecifiedBillable
- Q23Congenital malformations of aortic and mitral valvesHeader
- Q23.0Congenital stenosis of aortic valveBillable
- Q23.1Congenital insufficiency of aortic valveBillable
- Q23.2Congenital mitral stenosisBillable
- Q23.3Congenital mitral insufficiencyBillable
- Q23.4Hypoplastic left heart syndromeBillable
- Q23.8Other congenital malformations of aortic and mitral valvesHeader
- Q23.81Bicuspid aortic valveBillable
- Q23.82Congenital mitral valve cleft leafletBillable
- Q23.88Other congenital malformations of aortic and mitral valvesBillable
- Q23.9Congenital malformation of aortic and mitral valves, unspecifiedBillable
- Q24Other congenital malformations of heartHeader
- Q24.0DextrocardiaBillable
- Q24.1LevocardiaBillable
- Q24.2Cor triatriatumBillable
- Q24.3Pulmonary infundibular stenosisBillable
- Q24.4Congenital subaortic stenosisBillable
- Q24.5Malformation of coronary vesselsBillable
- Q24.6Congenital heart blockBillable
- Q24.8Other specified congenital malformations of heartBillable
- Q24.9Congenital malformation of heart, unspecifiedBillable
- Q25Congenital malformations of great arteriesHeader
- Q25.0Patent ductus arteriosusBillable
- Q25.1Coarctation of aortaBillable
- Q25.2Atresia of aortaHeader
- Q25.21Interruption of aortic archBillable
- Q25.29Other atresia of aortaBillable
- Q25.3Supravalvular aortic stenosisBillable
- Q25.4Other congenital malformations of aortaHeader
- Q25.40Congenital malformation of aorta unspecifiedBillable
- Q25.41Absence and aplasia of aortaBillable
- Q25.42Hypoplasia of aortaBillable
- Q25.43Congenital aneurysm of aortaBillable
- Q25.44Congenital dilation of aortaBillable
- Q25.45Double aortic archBillable
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